Home / 31,083.33-42,941.85-25,104.60

Finding the Fourth Proportional to 31,083.33, 42,941.85 and 25,104.60

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Solution

The fourth proportional to 31,083.33, 42,941.85 and 25,104.60 is: 34,682.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,083.33 : 42,941.85 = 25,104.60 : x
  2. Step 2: Convert to fraction form
    31,083.33/42,941.85 = 25,104.60/x
  3. Step 3: Cross multiply
    31,083.33x = 42,941.85 × 25,104.60
  4. Step 4: Simplify right side
    31,083.33x = 1,078,037,967.51
  5. Step 5: Solve for x
    x = 1,078,037,967.51/31,083.33
  6. Step 6: Final answer
    x = 34,682.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.